Atiu Swiftlet vs Bitter Webcap

Aerodramus sawtelli compared with Cortinarius infractus

Key Differences

• Atiu Swiftlet is Vulnerable while Bitter Webcap is Least Concern.

Taxonomic Classification

Rank	Atiu Swiftlet	Bitter Webcap
Kingdom	Animalia (สัตว์)	Fungi (เห็ดรา)
Phylum	Chordata (สัตว์มีแกนสันหลัง)	Basidiomycota (Club Fungi)
Class	Aves (นก)	Agaricomycetes (Mushrooms)
Order	Apodiformes (Apodiformes)	Agaricales (Gilled Mushrooms)
Family	Apodidae	Cortinariaceae
Genus	Aerodramus	Cortinarius
Species	Aerodramus sawtelli	Cortinarius infractus

Conservation Status

Atiu Swiftlet

VU — Vulnerable

Bitter Webcap

LC — Least Concern

Physical Characteristics

Attribute	Atiu Swiftlet	Bitter Webcap
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Atiu Swiftlet

Habitat

Typically found in various aerial, terrestrial, and aquatic environments.

Range

Found in Norway. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

Bitter Webcap

Habitat

Typically found in forest floors, decomposing wood, and soil ecosystems.

Range

Distributed across Denmark and Sweden.

Atiu Swiftlet

The Atiu Swiftlet (Aerodramus sawtelli) is a species in the genus Aerodramus. It is currently classified as Vulnerable on the IUCN Red List. Typically found in various aerial, terrestrial, and aquatic environments.

Bitter Webcap

The Bitter Webcap (Cortinarius infractus) is a species in the genus Cortinarius. It is currently classified as Least Concern on the IUCN Red List. Typically found in forest floors, decomposing wood, and soil ecosystems.